Poor Paul. The former Beatle caught a virus and had to cancel his entire tour of Japan because of it. While we wait for him to get better, we can enjoy these photos.
Here, Japanese fans gather May 20 in front of a hotel where Paul McCartney is staying in Tokyo. Kazuhiro Nogi, AFP/Getty Images

McCartney performs in concert at the Barclays Center in Brooklyn in 2013. Jason Decrow, AP

McCartney greets fans and journalists upon his arrival at the Haneda Airport in Tokyo. Toshifumi Kitamura, AFP/Getty Images

The rock star waves the Uruguayan national flag as he performs during his Out There world tour in Montevideo. Mariana Suarez, AFP/Getty Images

McCartney gives his wife Nancy Shevell a little sugar for the "kiss cam" at the Staples Center in Los Angeles during a basketball game in April. Gus Ruelas, AP

In the 50 years that McCartney has been performing, he has rarely canceled concerts. It was George Harrison who was ailing when The Beatles first appeared on 'The Ed Sullivan Show' in 1964. In this Feb. 8 file photo, Sullivan, center, stands with, from left, Ringo Starr, Harrison, John Lennon and McCartney. AP

The Beatles arrived in America at John F. Kennedy Airport in New York on Feb. 7, 1964. AP

McCartney, center wearing white, in a scene from the Sandy Benefit concert documentary '12-12-12.' MJ Kim, The Weinstein Company

McCartney and the other surviving Beatle, Ringo Starr, performed "Queenie Eye" at the 2014 Grammy Awards at the Staples Center in Los Angeles. Robert Hanashiro, USA TODAY

The former Beatle basks in the glory of his fans ahead of a surprise concert in Times Square on Oct. 10, 2013, in New York. Evan Agostini, Invision/AP

Crowds gather in 2013 to watch McCartney play at Covent Garden in London. Jonathan Short, Invision/AP